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    DNRF Series Flanged Rotary Swivels

    Swivel Applications

    The DNRF Rotary Union provides a perfect solution for use in applications where slow rotation or swiveling motion is needed for connections of pipes and hoses including large sizes.

    GR Seal Technology

    Design features include a ball bearing for rotation, and a GR seal for superior sealing performance.

    Flanged Swivel Design

    Allows for stability in high flow applications. Simple design in nickel plated steel or 316L Stainless Steel ensures reliable performance in a wide range of weather and temperature conditions.

    High Temperature Applications

    Can be used in applications with temperatures up to 200 Deg C.

    Maintenance Kits

    Due to its design, the Duff-Norton Europe DNRF Series Rotary Unions can be maintained over the years.

    Maintenance kits are available and include the balls, the rotary seal, the various O-rings and screws.

    • Technical Data Sheet
    • 2D & 3D Models
    • Technical Information

      Size: DN50 to DN300 Flanged, Larger Sizes Manufactured to Order.
      Media: Water, Air, Fluids except Steam & Heat Transfer Fluids
      Pressure: 290 PSI,
      Speed: Swivel,
      Temp: -15 – 200 Deg C,
      Material: Nickel Plated Steel, Stainless Steel
      Configuration: In Line Flanged